Prepainted Galvanized Steel Sheet for Building Roof

3. Strengthen the construction control of the pre-painted galvanized steel coil. Construction is a weak link in the quality control of the building wall insulation project. The base wall must be checked and accepted before construction to ensure that the tensile bonding strength of the base meets the specification requirements.

3. Strengthen the construction control of the pre-painted galvanized steel coil. Construction is a weak link in the quality control of the building wall insulation project. The base wall must be checked and accepted before construction to ensure that the tensile bonding strength of the base meets the specification requirements.